Clarify that \Illuminate\Http\Request::replace replace all input values

[treyssatvincent]

By adding "values" it clarify that this method replaces the current input values by a new set.
Otherwise it can be understood as a way to replace one value on the request.

Here's \Symfony\Component\HttpFoundation\InputBag::replace description:

Replaces the current input values by a new set.